Elderly people with frailty, which affects up to one-quarter of over-50s, increased their endurance after a single dose of stem cells.
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국힘서 멀어진 PK…민주 42% 국힘 25%, 지지율 격차 6년만에 최대
（三）扬言实施放火、爆炸、投放危险物质等危害公共安全犯罪行为扰乱公共秩序的。
Science & Environment